That is certainly not true, and therefore, not mysterious.
In fact this website, ycombinator, is the result of a nice pay day that Paul Graham enjoyed for selling web service he built in the 1990s using functional programming techniques... and it was not JS.
In fact this website, ycombinator, is the result of a nice pay day that Paul Graham enjoyed for selling web service he built in the 1990s using functional programming techniques... and it was not JS.